Lenovo SYSTEM BOARDS
5B20W21729
is compatible in the following Models:
Lenovo ThinkPad X Series laptops
ThinkPad X1 Carbon 7th Gen - (20R1, 20R2) Laptop - 20R10026AU
ThinkPad X1 Carbon 7th Gen - (20R1, 20R2) Laptop - 20R10027AU
ThinkPad X1 Carbon 7th Gen - (20R1, 20R2) Laptop - 20R10028AU
ThinkPad X1 Carbon 7th Gen - (20R1, 20R2) Laptop - 20R10029AU
ThinkPad X1 Carbon 7th Gen - (20R1, 20R2) Laptop - 20R1CTO1WW
ThinkPad X1 Carbon 7th Gen - (20R1, 20R2) Laptop - 20R1S0M000
ThinkPad X1 Yoga 4th Gen (20SA, 20SB) Laptop - 20SA0013AU
ThinkPad X1 Yoga 4th Gen (20SA, 20SB) Laptop - 20SA0015AU
ThinkPad X1 Yoga 4th Gen (20SA, 20SB) Laptop - 20SA0016AU